svn commit: r208637 - /incubator/woden/java/src/org/apache/woden/internal/util/dom/DOMUtils.java

[jk...@apache.org]

Author: jkaputin
Date: Thu Jun 30 08:41:26 2005
New Revision: 208637

URL: http://svn.apache.org/viewcvs?rev=208637&view=rev
Log:
Corrected XMLNS uri and added child element methods

Modified:
    incubator/woden/java/src/org/apache/woden/internal/util/dom/DOMUtils.java

Modified: incubator/woden/java/src/org/apache/woden/internal/util/dom/DOMUtils.java
URL: http://svn.apache.org/viewcvs/incubator/woden/java/src/org/apache/woden/internal/util/dom/DOMUtils.java?rev=208637&r1=208636&r2=208637&view=diff
==============================================================================
--- incubator/woden/java/src/org/apache/woden/internal/util/dom/DOMUtils.java (original)
+++ incubator/woden/java/src/org/apache/woden/internal/util/dom/DOMUtils.java Thu Jun 30 08:41:26 2005
@@ -6,36 +6,69 @@
 
 import org.w3c.dom.Attr;
 import org.w3c.dom.Element;
+import org.w3c.dom.Node;
 
 public class DOMUtils {
-  /**
-   * The namespaceURI represented by the prefix <code>xmlns</code>.
-   */
-  private static String NS_URI_XMLNS = "http://www.w3.org/2001/XMLSchema";
+    /**
+     * The namespaceURI represented by the prefix <code>xmlns</code>.
+     */
+    private static String NS_URI_XMLNS = "http://www.w3.org/2000/xmlns/";
 
-  private static final String ATTR_XMLNS = "xmlns";
+    private static final String ATTR_XMLNS = "xmlns";
   
 
-  /**
-   * Returns the value of an attribute of an element. Returns null
-   * if the attribute is not found (whereas Element.getAttribute
-   * returns "" if an attrib is not found). This method should be
-   * used for elements that support extension attributes because it
-   * does not track unexpected attributes.
-   *
-   * @param el       Element whose attrib is looked for
-   * @param attrName name of attribute to look for
-   * @return the attribute value
-   */
-  static public String getAttribute (Element el, String attrName) {
-    String sRet = null;
-    Attr   attr = el.getAttributeNode(attrName);
+    /**
+     * Returns the value of an attribute of an element. Returns null
+     * if the attribute is not found (whereas Element.getAttribute
+     * returns "" if an attrib is not found). This method should be
+     * used for elements that support extension attributes because it
+     * does not track unexpected attributes.
+     *
+     * @param el Element whose attrib is looked for
+     * @param attrName name of attribute to look for
+     * @return the attribute value
+     */
+    static public String getAttribute (Element el, String attrName) {
+        String sRet = null;
+        Attr   attr = el.getAttributeNode(attrName);
 
-    if (attr != null) {
-      sRet = attr.getValue();
+        if (attr != null) {
+            sRet = attr.getValue();
+        }
+        return sRet;
+    }
+
+    /**
+     * Return the first child element of the given element. Null if no
+     * children are found.
+     *
+     * @param elem Element whose child is to be returned
+     * @return the first child element.
+     */
+    public static Element getFirstChildElement (Element elem) {
+        for (Node n = elem.getFirstChild (); n != null; n = n.getNextSibling ()) {
+            if (n.getNodeType () == Node.ELEMENT_NODE) {
+                return (Element) n;
+            }
+        }
+        return null;
+    }
+
+    /**
+     * Return the next sibling element of the given element. Null if no
+     * more sibling elements are found.
+     *
+     * @param elem Element whose sibling element is to be returned
+     * @return the next sibling element.
+     */
+    public static Element getNextSiblingElement (Element elem) {
+        for (Node n = elem.getNextSibling (); n != null; n = n.getNextSibling ()) {
+            if (n.getNodeType () == Node.ELEMENT_NODE) {
+                return (Element) n;
+            }
+        }
+        return null;
     }
-    return sRet;
-  }
 
   
 }



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